Note 13 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2016	Sep. 30, 2015
Deferred Tax Assets, Valuation Allowance	$ 6,300	$ 6,100
Carryforward Period for State Income Tax	20 years
Unrecognized Tax Benefits	$ 0
New Jersey Division of Taxation [Member] | State and Local Jurisdiction [Member]
Operating Loss Carryforwards	73,900
New York State Division of Taxation and Finance [Member] | State and Local Jurisdiction [Member]
Operating Loss Carryforwards	16,500
New York City Department of Finance [Member] | State and Local Jurisdiction [Member]
Operating Loss Carryforwards	1,000
Internal Revenue Service (IRS) [Member] | Domestic Tax Authority [Member]
Operating Loss Carryforwards	$ 0